/Engine/Plugins/Experimental/AVCodecs/AVCodecsCore/Source/AVCodecsCore/Public/Video/CodecUtils/CodecUtilsH265.h
struct FNaluH265 : public [FNalu](API\Plugins\AVCodecsCore\Utils\FNalu)
const uint8 ...
EBSP
U< 6,ENaluType...
nal_unit_type
U< 6 >
nuh_layer_id
U< 3 >
nuh_temporal_id_plus1
uint64
Size
uint8
StartCodeSize
uint64
StartIdx